Lindsay Lohan

Gabrielle Union

Gabrielle Union captioned this photo “trust that there will be naysayers, haters, doubters, professional shade throwers along your journey...who cares?! Not me, not anymore… TAKE FLIGHT!” We think her advice (and this incredible pic) is pretty legit.

Chrissy Teigan

Chelsea Handler

Chelsea Handler is rocking her bikini and some body positivity this summer. The comedian captioned this pic, “You know, I had a boyfriend who told me my boobs were too big and that I was fat. And then, I looked in the mirror.” You tell him sista.

Ellie Goulding

Ellie Goulding looks toned while strolling the beach in Miami. We love that she's rocking a mismatched bikini! (Ellie shared some of her own fit-spiration with us. Check out Ellie Goulding Shares Her Holiday Workout).

Bar Rafaeli

Lea Michele

We all know the Glee star kicked off 2015 with a bevy of bikini shots on Instagram, and this one is our favorite in terms of inspiration. Squats, anyone? (For more Lea Michele, check out 13 Times Lea Michele Inspired Us to Work Out.)